What is the Opposite(Antonym) of “reaction”?

The Opposite(Antonym) of “reaction”

The antonyms of reaction are stimulus and cause. The antonyms stimulus and cause refer to the source or trigger that leads to a reaction.

Explore all Antonyms of “reaction”

• stimulus
• cause

Definitions and Examples of stimulus, cause

Learn when and how to use these words with these examples!

stimulus

Something that causes a response or reaction in an organism or system.

Example

The bright light was a stimulus for her to blink her eyes.

cause

A person, thing, or event that makes something happen; the reason for an action or condition.

Example

The cause of the fire was a faulty electrical wire.

Key Differences: stimulus vs cause

• 1. Stimulus refers to something that triggers a response or reaction in an organism or system.
• 2. Cause refers to the reason or source of an action or condition.

Effective Usage of stimulus, cause

• 1. Science: Use stimulus and reaction when discussing experiments and observations.
• 2. Causality: Use cause and reaction when discussing the relationship between events and their outcomes.
• 3. Psychology: Use stimulus and reaction when discussing the relationship between external stimuli and human behavior.

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Remember this!

The antonyms of reaction are stimulus and cause. Stimulus refers to something that triggers a response or reaction, while cause refers to the reason or source of an action or condition. These words are useful in scientific, causal, and psychological contexts.